On 24/07/2023, a scientific seminar was held during which Prof. Frederic Michel gave a lecture entitled "Effects of Container Media Components on Microbial Communities, Plant Growth and Biodegradation". Professor Michel is a specialist in the field of biosystems engineering and is engaged in the study of biodegradation processes of various materials (including polymers) under different conditions and the effects of degradation products on soil, plant growth and CO2 and CH4 production.